{ "bulletins": [ { "regions": [ { "regionID": "AT-05-19" }, { "regionID": "AT-05-20" }, { "regionID": "AT-05-21" } ], "validTime": { "startTime": "2022-01-23T23:00:00+00:00", "endTime": "2022-01-24T23:00:00+00:00" }, "source": {}, "dangerRatings": [ { "elevation": {}, "customData": [], "mainValue": "moderate" } ], "avalancheProblems": [ { "dangerRating": { "elevation": {}, "customData": [], "aspect": [ "N", "NE", "E", "SE", "S", "SW", "W", "NW" ] }, "problemType": "wind_drifted_snow", "comment": "near to and distant from ridgelines, at forest rims, still triggerable" }, { "dangerRating": { "elevation": {}, "customData": [], "aspect": [ "E", "SE", "S", "SW", "W" ] }, "problemType": "wet_snow", "comment": "loose-snow avalanches in steep sunny terrain, isolated glide-snow avalanches" } ], "tendency": { "validTime": {}, "tendencyComment": "Further decrease in avalanche danger." }, "bulletinID": "RID1464RGR1", "publicationTime": "2022-01-23T17:00:00+00:00", "avalancheActivityHighlights": "AVOID very steep slopes!", "wxSynopsisComment": "On Monday, sunshine, nearly cloudless skies, little wind, slightly higher temperatures. At 2000 m: -4 degrees.\r\nOn Tuesday, cloudless skies again, outstanding visibility. The NW winds will intensify slightly (30 km/hr). Mildest day of the week. Temperature at 2000 m: -1 degree.", "avalancheActivityComment": "Avalanche danger is MODERATE.\r\nCaution urged on very steep slopes. They should be avoided. Beneath the compact fresh snow there are weak layers which can be triggered by large additional loading (a fall, on foot, no distances). Avalanches can grow to medium size, in isolated cases to large size.\r\nDue to recent storm winds there are snowdrift accumulations in all aspects. Caution urged on very steep shady slopes, also below the treeline.\r\nNaturally triggered avalanches are rare. Isolated loose-snow avalanches in steep rocky terrain and isolated glide-snow av avalanches where there was bare ground before this snowfall are possible.", "snowpackStructureComment": "The abundant fresh snow has settled, at least up to 1800 m on sunny slopes. Sink-in depths and proneness to triggering have decreased. Beneath the latest drifts and the recent mass of fresh snow there are still weak layers which can be triggered (blanketed powder on shady slopes and faceted weak layers beneath the latest melt-freeze crusts)." }, { "regions": [ { "regionID": "AT-05-16" }, { "regionID": "AT-05-17" }, { "regionID": "AT-05-14" }, { "regionID": "AT-05-15" }, { "regionID": "AT-05-13" }, { "regionID": "AT-05-18" }, { "regionID": "AT-05-12" }, { "regionID": "AT-05-08" }, { "regionID": "AT-05-10" }, { "regionID": "AT-05-11" }, { "regionID": "AT-05-09" } ], "validTime": { "startTime": "2022-01-23T23:00:00+00:00", "endTime": "2022-01-24T23:00:00+00:00" }, "source": {}, "dangerRatings": [ { "elevation": { "lowerBound": "1800" }, "customData": [], "mainValue": "considerable" }, { "elevation": { "upperBound": "1800" }, "customData": [], "mainValue": "moderate" } ], "avalancheProblems": [ { "dangerRating": { "elevation": {}, "customData": [], "aspect": [ "N", "NE", "E", "SE", "S", "SW", "W", "NW" ] }, "problemType": "wind_drifted_snow", "comment": "very irregular distribution, forest rims, often easily triggered" }, { "dangerRating": { "elevation": {}, "customData": [], "aspect": [ "E", "SE", "S", "SW", "W" ] }, "problemType": "wet_snow", "comment": "loose-snow avalanches in steep sunny terrain, isolated glide-snow avalanches" } ], "tendency": { "validTime": {}, "tendencyComment": "Further decrease in avalanche danger." }, "bulletinID": "RID1464RGR2", "publicationTime": "2022-01-23T17:00:00+00:00", "avalancheActivityHighlights": "Snowdrifts still triggerable with ascending altitude", "wxSynopsisComment": "On Monday, sunshine, nearly cloudless skies, little wind, slightly higher temperatures. At 2000 m: -4 degrees, at 3000 m, -8 degrees.\r\nOn Tuesday, cloudless skies again, outstanding visibility. The NW winds will intensify slightly (30 km/hr). Mildest day of the week. Temperature at 2000 m: -1 degree, at 3000 m, -5 degrees.", "avalancheActivityComment": "Avalanche danger above 1800 m is CONSIDERABLE.\r\nSkiers/boarders can trigger a slab in all aspects on very steep slopes above 1800 m. The impulse of one single person is sufficient, most susceptible are the rims of snowdrift accumulations, i.e. in transitions from shallow to deeper snow. Slabs can be medium-to-large sized. Caution also on very steep shady slopes, even below the treeline.\r\nNaturally triggered avalanches are rare. Isolated loose-snow avalanches in steep rocky terrain and isolated glide-snow av avalanches where there was bare ground before this snowfall are possible.", "snowpackStructureComment": "The abundant fresh snow has settled, at least up to 1800 m on sunny slopes. Sink-in depths and proneness to triggering have decreased. Beneath the latest drifts and the recent mass of fresh snow there are still weak layers which can be triggered (blanketed powder on shady slopes and faceted weak layers beneath the latest melt-freeze crusts)." }, { "regions": [ { "regionID": "AT-05-02" }, { "regionID": "AT-05-03" } ], "validTime": { "startTime": "2022-01-23T23:00:00+00:00", "endTime": "2022-01-24T23:00:00+00:00" }, "source": {}, "dangerRatings": [ { "elevation": { "lowerBound": "1800" }, "customData": [], "mainValue": "considerable" }, { "elevation": { "upperBound": "1800" }, "customData": [], "mainValue": "low" } ], "avalancheProblems": [ { "dangerRating": { "elevation": {}, "customData": [], "aspect": [ "N", "NE", "E", "SE", "S", "SW", "W", "NW" ] }, "problemType": "wind_drifted_snow", "comment": "very irregular distribution, gullies, forest rims, often easily triggered" } ], "tendency": { "validTime": {}, "tendencyComment": "Further decrease in avalanche danger." }, "bulletinID": "RID1464RGR3", "publicationTime": "2022-01-23T17:00:00+00:00", "avalancheActivityHighlights": "Snowdrifts still triggerable at the rims of drifts", "wxSynopsisComment": "On Monday, sunshine, nearly cloudless skies, little wind, slightly higher temperatures. At 2000 m: -4 degrees, at 3000 m, -8 degrees.\r\nOn Tuesday, cloudless skies again, outstanding visibility. The NW winds will intensify slightly (30 km/hr). Mildest day of the week. Temperature at 2000 m: -1 degree, at 3000 m, -5 degrees.", "avalancheActivityComment": "Avalanche danger above 1800 m is CONSIDERABLE, below that altitude danger is LOW.\r\nSnowdrift accumulations are found in all aspects, one person can trigger an avalanche. Slabs can be medium-to-large sized. Caution: danger zones lie immediately adjacent to windblown spots.", "snowpackStructureComment": "Due to extreme storm, the latest bout of fresh snow is heavily windblown and irregularly distrubuted. Exposed terrain is windblown or pressed. Snowdrifts lie in gullies, bowls, in wind-protected terrain, where beneath the drifts are weak layers which can still be triggered with ascending altitude (blanketed powder and faceted weak layers at high altitudes beneath the latest melt-freeze crusts)." }, { "regions": [ { "regionID": "AT-05-07" }, { "regionID": "AT-05-06" }, { "regionID": "AT-05-04" }, { "regionID": "AT-05-05" } ], "validTime": { "startTime": "2022-01-23T23:00:00+00:00", "endTime": "2022-01-24T23:00:00+00:00" }, "source": {}, "dangerRatings": [ { "elevation": {}, "customData": [], "mainValue": "considerable" } ], "avalancheProblems": [ { "dangerRating": { "elevation": {}, "customData": [], "aspect": [ "N", "NE", "E", "SE", "S", "SW", "W", "NW" ] }, "problemType": "wind_drifted_snow", "comment": "very irregular distribution, distant from ridgelines, gullies, forest rims, often easily triggered" }, { "dangerRating": { "elevation": {}, "customData": [], "aspect": [ "E", "SE", "S", "SW", "W" ] }, "problemType": "wet_snow", "comment": "loose-snow avalanches in steep sunny terrain, isolated glide-snow avalanches" } ], "tendency": { "validTime": {}, "tendencyComment": "Further decrease in avalanche danger." }, "bulletinID": "RID1464RGR4", "publicationTime": "2022-01-23T17:00:00+00:00", "avalancheActivityHighlights": "Snowdrifts still easily triggerable at rims of drifts", "wxSynopsisComment": "On Monday, sunshine, nearly cloudless skies, little wind, slightly higher temperatures. At 2000 m: -4 degrees, at 3000 m, -8 degrees.\r\nOn Tuesday, cloudless skies again, outstanding visibility. The NW winds will intensify slightly (30 km/hr). Mildest day of the week. Temperature at 2000 m: -1 degree, at 3000 m, -5 degrees.", "avalancheActivityComment": "Avalanche danger above the treeline is CONSIDERABLE (3). Restraint and experience are advantageous.\r\nSnowdrift accumulations are found in all aspects, one person can trigger an avalanche. Slabs can be medium-to-large sized. Caution: danger zones lie immediately adjacent to windblown spots.\r\nNaturally triggered avalanches are rare. Isolated loose-snow avalanches in steep rocky terrain and isolated glide-snow av avalanches where there was bare ground before this snowfall are possible.", "snowpackStructureComment": "Snowpack:tThe abundant fresh snow has settled, at least up to 1800 m on sunny slopes. Sink-in depths and proneness to triggering have decreased. Beneath the latest drifts and the recent mass of fresh snow there are still weak layers which can be triggered (blanketed powder on shady slopes and faceted weak layers beneath the latest melt-freeze crusts).\r\nOutlying terrain: due to extreme storm winds the snow has been transported and irregularly distributed. Wind exposed terrain is windblown or hard-pressed. Most of the fresh snow is found between forest rims and terrain distant from ridgelines and on S/E slopes." }, { "regions": [ { "regionID": "AT-05-01" } ], "validTime": { "startTime": "2022-01-23T23:00:00+00:00", "endTime": "2022-01-24T23:00:00+00:00" }, "source": {}, "dangerRatings": [ { "elevation": { "lowerBound": "1800" }, "customData": [], "mainValue": "moderate" }, { "elevation": { "upperBound": "1800" }, "customData": [], "mainValue": "low" } ], "avalancheProblems": [ { "dangerRating": { "elevation": {}, "customData": [], "aspect": [ "E", "SE", "S", "SW", "W" ] }, "problemType": "wind_drifted_snow", "comment": "isolated avalanche prone locations distant from ridgelines, in forest zones, gullies, steep bowls" } ], "tendency": { "validTime": {}, "tendencyComment": "Little change. Danger zones will decrese slightly due to the higher temperatures." }, "bulletinID": "RID1464RGR5", "publicationTime": "2022-01-23T17:00:00+00:00", "avalancheActivityHighlights": "Caution urged towards drifts in steep bowls", "wxSynopsisComment": "On Monday, sunshine, nearly cloudless skies, little wind, slightly higher temperatures. At 2000 m: -4 degrees, at 3000 m, -8 degrees.\r\nOn Tuesday, cloudless skies again, outstanding visibility. The NW winds will intensify slightly (30 km/hr). Mildest day of the week. Temperature at 2000 m: -1 degree, at 3000 m, -5 degrees.", "avalancheActivityComment": "Little change from yesterday. Avalanche danger above the treeline is MODERATE. Isolated danger zones due to freshly generated snowdrift accumulations are found on wind-loaded slopes (gullies, steep bowls, forest clearances, etc.) and on W/S/E facing slopes distant from ridgelines. Triggering requries usually large additional loading.", "snowpackStructureComment": "Due to storm winds the terrain is starkly windblown. Hardened crusts lie immediately adjacent to easily recognized snowdrift accumulations in the wind-protected zones (forest rims, bowls). The drifts often lie deposited atop weak layers and melt-freeze crusts." } ] }